function date( format, timestamp ) {
    var a, jsdate = new Date(timestamp ? timestamp * 1000 : null);
    var pad = function(n, c){
        if( (n = n + "").length < c ) {
            return new Array(++c - n.length).join("0") + n;
        } else {
            return n;
        }
    };
    var txt_weekdays = ["Sunday","Monday","Tuesday","Wednesday",
        "Thursday","Friday","Saturday"];
    var txt_ordin = {1:"st",2:"nd",3:"rd",21:"st",22:"nd",23:"rd",31:"st"};
    var txt_months =  ["", "January", "February", "March", "April",
        "May", "June", "July", "August", "September", "October", "November",
        "December"];
 
    var f = {
        // Day
            d: function(){
                return pad(f.j(), 2);
            },
            D: function(){
                t = f.l(); return t.substr(0,3);
            },
            j: function(){
                return jsdate.getDate();
            },
            l: function(){
                return txt_weekdays[f.w()];
            },
            N: function(){
                return f.w() + 1;
            },
            S: function(){
                return txt_ordin[f.j()] ? txt_ordin[f.j()] : 'th';
            },
            w: function(){
                return jsdate.getDay();
            },
            z: function(){
                return (jsdate - new Date(jsdate.getFullYear() + "/1/1")) / 864e5 >> 0;
            },
 
        // Week
            W: function(){
                var a = f.z(), b = 364 + f.L() - a;
                var nd2, nd = (new Date(jsdate.getFullYear() + "/1/1").getDay() || 7) - 1;
 
                if(b <= 2 && ((jsdate.getDay() || 7) - 1) <= 2 - b){
                    return 1;
                } else{
 
                    if(a <= 2 && nd >= 4 && a >= (6 - nd)){
                        nd2 = new Date(jsdate.getFullYear() - 1 + "/12/31");
                        return date("W", Math.round(nd2.getTime()/1000));
                    } else{
                        return (1 + (nd <= 3 ? ((a + nd) / 7) : (a - (7 - nd)) / 7) >> 0);
                    }
                }
            },
 
        // Month
            F: function(){
                return txt_months[f.n()];
            },
            m: function(){
                return pad(f.n(), 2);
            },
            M: function(){
                t = f.n(); return t.substr(0,3);
            },
            n: function(){
                return jsdate.getMonth() + 1;
            },
            t: function(){
                var n;
                if( (n = jsdate.getMonth() + 1) == 2 ){
                    return 28 + f.L();
                } else{
                    if( n & 1 && n < 8 || !(n & 1) && n > 7 ){
                        return 31;
                    } else{
                        return 30;
                    }
                }
            },
 
        // Year
            L: function(){
                var y = f.Y();
                return (!(y & 3) && (y % 1e2 || !(y % 4e2))) ? 1 : 0;
            },
            //o not supported yet
            Y: function(){
                return jsdate.getFullYear();
            },
            y: function(){
                return (jsdate.getFullYear() + "").slice(2);
            },
 
        // Time
            a: function(){
                return jsdate.getHours() > 11 ? "pm" : "am";
            },
            A: function(){
                return f.a().toUpperCase();
            },
            B: function(){
                // peter paul koch:
                var off = (jsdate.getTimezoneOffset() + 60)*60;
                var theSeconds = (jsdate.getHours() * 3600) +
                                 (jsdate.getMinutes() * 60) +
                                  jsdate.getSeconds() + off;
                var beat = Math.floor(theSeconds/86.4);
                if (beat > 1000) beat -= 1000;
                if (beat < 0) beat += 1000;
                if ((String(beat)).length == 1) beat = "00"+beat;
                if ((String(beat)).length == 2) beat = "0"+beat;
                return beat;
            },
            g: function(){
                return jsdate.getHours() % 12 || 12;
            },
            G: function(){
                return jsdate.getHours();
            },
            h: function(){
                return pad(f.g(), 2);
            },
            H: function(){
                return pad(jsdate.getHours(), 2);
            },
            i: function(){
                return pad(jsdate.getMinutes(), 2);
            },
            s: function(){
                return pad(jsdate.getSeconds(), 2);
            },
            //u not supported yet
 
        // Timezone
            //e not supported yet
            //I not supported yet
            O: function(){
               var t = pad(Math.abs(jsdate.getTimezoneOffset()/60*100), 4);
               if (jsdate.getTimezoneOffset() > 0) t = "-" + t; else t = "+" + t;
               return t;
            },
            P: function(){
                var O = f.O();
                return (O.substr(0, 3) + ":" + O.substr(3, 2));
            },
            //T not supported yet
            //Z not supported yet
 
        // Full Date/Time
            c: function(){
                return f.Y() + "-" + f.m() + "-" + f.d() + "T" + f.h() + ":" + f.i() + ":" + f.s() + f.P();
            },
            //r not supported yet
            U: function(){
                return Math.round(jsdate.getTime()/1000);
            }
    };
 
    return format.replace(/[\\]?([a-zA-Z])/g, function(t, s){
        if( t!=s ){
            // escaped
            ret = s;
        } else if( f[s] ){
            // a date function exists
            ret = f[s]();
        } else{
            // nothing special
            ret = s;
        }
 
        return ret;
    });
	}

new Ajax.Request(read, {method: 'post', parameters:{url:document.location.href}, onSuccess: gotcomments});


function gotcomments(response){
	res = response.responseText.evalJSON()
	output = ""
	$('comments_load').style.display = 'none'
	for(i=0;i<res.length;i++){
		name = res[i].name
		time = date('F j, Y, g:i a',res[i].time)
		comment = res[i].comment
		if(i%2){
			output+="<div class=\"comment_container\">"
		} else {
			output+="<div class=\"comment_alt\">"
		}
		output+="<div class=\"comment_info\">" + name + "  " + time + "</div>"
		output+="<div class=\"comment_text\">" + comment + "</div></div>"
	}

	$("comments").innerHTML = output
}


function swapform() {
	$("comment_form").style.display = 'block'
	$("comment_swap").style.display = 'none'
}

function limitText() {
	limitField = $('comment_form_comment')
	limitCount = $('comment_form_countdown')
	limitNum = 1000
        if (limitField.value.length > limitNum) {
                limitField.value = limitField.value.substring(0,limitNum);
        } else {
                limitCount.innerHTML = limitNum - limitField.value.length;
        }
}


function checkform(){
	error = ""
    if(!$("comment_form_name").value){
		error = "Please enter your name."
    } else if(!$("comment_form_email").value){
		error = "Please enter your email address."
	} else if(!new RegExp(/^[a-zA-Z0-9._-]+([+][a-zA-Z0-9._-]+){0,1}[@][a-zA-Z0-9._-]+[.][a-zA-Z]{2,6}$/).test($("comment_form_email").value)){
		error = "Please enter a valid email address."
	} else if(!$("comment_form_comment").value){
		error = "Please enter your comment."	
	} 
	if(error){
		alert (error)
	} 	else {
		$("comment_form_load").style.display = 'block'
		$("comment_form").style.display = 'none'
		req=new Object() 
		req.url=document.location.href
		req.name=$("comment_form_name").value
		req.email=$("comment_form_email").value
		req.comment = $("comment_form_comment").value.replace(/\r\n/g,"\n").replace(/\r/g,"\n").replace(/\n/g,"<br/>")
		req.toc=$("comform_toc").checked
		new Ajax.Request(write, {method: 'post', parameters:{req: Object.toJSON(req)}, onSuccess: postback});
	} 
} 


function postback(response){
	pb = response.responseText
	$("comment_form_load").style.display = 'none'
	if(pb == "OK"){
		output="<div class=\"comment_container\">"
		output+="<div class=\"comment_info\">" + $("comment_form_name").value + " " + date('F j, Y, g:i a', new Date().valueOf()/1000) + "</div>"
		output+="<div class=\"comment_text\">" + $("comment_form_comment").value.replace(/\r\n/g,"\n").replace(/\r/g,"\n").replace(/\n/g,"<br/>") + "</div></div>"
		$("comments").innerHTML = output + $("comments").innerHTML
	} else {
		$("comment_form").style.display = 'block'
		alert(pb)
	}

}